2-(3-trimethylammonio-propyl)-isoquinolinium; dibromide
1-methyl-2-(3-trimethylammonio-propyl)-isoquinolinium; dibromide
2-methyl-2-(3-trimethylammonio-propyl)-1,2,3,4-tetrahydro-isoquinolinium; dibromide
2-(3-trimethylammonio-propyl)-9H-β-carbolinium; dibromide
1-(3-trimethylammonio-propyl)-9H-pyrido[2,3-b]indolium; dibromide